2251515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 4225536

約数和(自身を除く): 1974021

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 523, 615, 861, 1435, 1569, 2615, 3661, 4305, 7845, 10983, 18305, 21443, 54915, 64329, 107215, 150101, 321645, 450303, 750505, 2251515]

約数ペア:

[(1, 2251515), (3, 750505), (5, 450303), (7, 321645), (15, 150101), (21, 107215), (35, 64329), (41, 54915), (105, 21443), (123, 18305), (205, 10983), (287, 7845), (523, 4305), (615, 3661), (861, 2615), (1435, 1569)]